Finding the Fourth Proportional to 1,496,438.92, 2,064,859.14 and 842,971.52
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Solution
The fourth proportional to 1,496,438.92, 2,064,859.14 and 842,971.52 is: 1,163,173.07
Step by Step Solution
- Step 1: Write the proportion equation
1,496,438.92 : 2,064,859.14 = 842,971.52 : x - Step 2: Convert to fraction form
1,496,438.92/2,064,859.14 = 842,971.52/x - Step 3: Cross multiply
1,496,438.92x = 2,064,859.14 × 842,971.52 - Step 4: Simplify right side
1,496,438.92x = 1,740,617,451,413.27 - Step 5: Solve for x
x = 1,740,617,451,413.27/1,496,438.92 - Step 6: Final answer
x = 1,163,173.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.